Patent · US Expired

Fire stop and its use

US6820382B1 · kind B1 · utility

51Cited by
14References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 2, 2001
Grant dateNov 23, 2004
Priority date
Expiry dateNov 2, 2021

Classification

  • Technology area (CPC Y)Emerging Cross-Sectional Technologies
  • CPC primaryY10T428/24802
  • WIPO fieldMechanical elements
  • WIPO sectorMechanical engineering

Abstract

The invention provides a device for use as a fire stop, which comprises a material that intumesces on exposure to heat, a patch of an adhesive connected to a surface of the material and a liner that covers the adhesive and is readily detachable from the adhesive by means of a pull, to expose the adhesive.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.